Windows Activation for Ubuntu Installation Guide
You installed Ubuntu alongside Windows and now Windows shows it's not activated. This is a known ...
Checklists for software errors, setup, and tool workflows.
1. Reproduce
2. Isolate
3. Apply
4. Verify
Latest checklists
View listFix Windows Activation Server 504 Timeout Error
You try to activate Windows and get an error: "Windows activation server not responding 504 timeo...
Fix 'systemd service failed to start unit not found' Error
When you run systemctl start myapp.service and get Failed to start myapp.servi...
Windows Security 404 Error: Practical Troubleshooting Checklist
You open Windows Security and get a 404 error instead of the dashboard. This usually means the Se...
Chrome Profile Troubleshooting Checklist
If Chrome won't open, displays a profile error, or loses your bookmarks and extensions, the profi...
Chrome Service Unavailable: Troubleshooting Checklist
When Chrome displays a 'Service Unavailable' error, it usually means the browser cannot connect t...
Topic paths
Quick titles
Fix Windows Update Error 0x80244022 in PowerShellHow to Troubleshoot SSL Errors in CMDFix Windows Update Error 0x80073712Resolve Windows Activation Error 0x80070005Save and Restore Network Drive Settings via Command PromptSet PowerShell Execution Policy to UnrestrictedFirefox Update Caused Secure Connection Failure – FixResolve Outlook Configuration Error After Microsoft Update